<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>

<div id="app">
    <h3>小黑的书架</h3>
    <ul>
        <li v-for="(item,index) in booksList" v-bind:key="item.id">
            <span>{{item.name}}</span>
            <span>{{item.author}}</span>
            <button v-on:click="del(index)">删除</button>
        </li>
    </ul>
</div>
<script src="../lib/vue.js"></script>
<script>
    const app = new Vue({
        el: '#app',
        data: {
            booksList: [
                {id: 1, name: '《红楼梦》', author: '曹雪芹'},
                {id: 2, name: '《西游记》', author: '吴承恩'},
                {id: 3, name: '《水浒传》', author: '施耐庵'},
                {id: 4, name: '《三国演义》', author: '罗贯中'}
            ]
        },
        methods: {
            del: function (index) {
                this.booksList.splice(index, 1);
            }
        }
    })
</script>
</body>
</html>